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Income Taxes. (Tables) | 12 Months Ended
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Dec. 31, 2020
Income Tax Disclosure [Abstract] |
Schedule of provision for income taxes |
|  | Years Ended December 31, |
|  | 2020 |  |  | 2019 |
Current provision (benefit) |  | $ | — |  |  | $ | (22 | )
Deferred provision (benefit) |  |  | (17 | ) |  |  | 2 |
Total |  | $ | (17 | ) |  | $ | (20 | )
Schedule of reconciliation of effective tax rate |
|  | Years Ended December 31, |
|  | 2020 |  |  | 2019 |
Statutory rate |  |  | 21.0 | % |  |  | 21.0 | %
State income taxes, net of federal benefit |  |  | 5.7 |  |  |  | 5.7 |
Change in valuation allowance |  |  | (9.4 | ) |  |  | (22.4 | )
Fair value adjustments |  |  | (12.7 | ) |  |  | — |
Noncontrolling interest |  |  | (3.4 | ) |  |  | (3.3 | )
Non-deductible items |  |  | (0.4 | ) |  |  | (0.1 | )
Other |  |  | (0.8 | ) |  |  | (1.0 | )
Effective rate |  |  | (0.0 | )% |  |  | (0.1 | )%
Schedule of components of deferred income taxes |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Deferred tax assets: |  |  |  |  |  |
Net operating loss carryforwards |  | $ | 61,208 |  |  | $ | 61,775 |
Capital loss |  |  | 29,684 |  |  |  | — |
Disallowed interest |  |  | 6,255 |  |  |  | 8,242 |
R&D, Energy and AMT credits |  |  | 3,864 |  |  |  | 3,864 |
Pension liability |  |  | 3,235 |  |  |  | 2,979 |
Railcar contracts |  |  | 302 |  |  |  | 379 |
Stock-based compensation |  |  | 441 |  |  |  | 551 |
Allowance for doubtful accounts and other assets |  |  | 461 |  |  |  | 578 |
Property and equipment |  |  | — |  |  |  | 3,325 |
Other |  |  | 1,963 |  |  |  | 3,458 |
Total deferred tax assets |  |  | 107,413 |  |  |  | 85,151 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Property and equipment |  |  | (16,243 | ) |  |  | — |
Intangibles |  |  | (749 | ) |  |  | (749 | )
Derivatives |  |  | (4,497 | ) |  |  | (153 | )
Other |  |  | (472 | ) |  |  | (437 | )
Total deferred tax liabilities |  |  | (21,961 | ) |  |  | (1,339 | )
Valuation allowance |  |  | (85,688 | ) |  |  | (84,065 | )
Net deferred tax liabilities, included in other liabilities |  | $ | (236 | ) |  | $ | (253 | )
Schedule of net operating loss carryforwards |
Tax Years |  | Federal |  |  | State |
2021–2025 |  | $ | 4,103 |  |  | $ | — |
2026–2030 |  |  | 9,678 |  |  |  | 56,174 |
2031–2035 |  |  | 106,886 |  |  |  | 57,567 |
2036 and after* |  |  | 107,150 |  |  |  | 97,940 |
Total NOLs |  | $ | 227,817 |  |  | $ | 211,681 |
Year |  | Federal |  |  | State |
2021 |  | $ | 152,026 |  |  | $ | 135,458 |
2022 |  |  | 6,308 |  |  |  | 5,318 |
2023 |  |  | 6,308 |  |  |  | 5,318 |
2024 |  |  | 6,308 |  |  |  | 5,135 |
2025 |  |  | 6,308 |  |  |  | 5,089 |
Beyond 2025 |  |  | 50,559 |  |  |  | 55,363 |
Total |  | $ | 227,817 |  |  | $ | 211,681 |
Schedule of income tax in the United States jurisdiction and various state jurisdictions |
Jurisdiction |  | Tax Years
Federal |  | 2017 – 2019
Alabama |  | 2017 – 2019
Arizona |  | 2016 – 2019
Arkansas |  | 2017 – 2019
California |  | 2016 – 2019
Colorado |  | 2015 – 2019
Connecticut |  | 2017 – 2019
Georgia |  | 2017 – 2019
Idaho |  | 2017 – 2019
Illinois |  | 2017 – 2019
Indiana |  | 2017 – 2019
Iowa |  | 2017 – 2019
Kansas |  | 2017 – 2019
Louisiana |  | 2017 – 2019
Michigan |  | 2017 – 2019
Minnesota |  | 2017 – 2019
Mississippi |  | 2017 – 2019
Missouri |  | 2017 – 2019
Nebraska |  | 2017 – 2019
New Mexico |  | 2017 – 2019
Oklahoma |  | 2017 – 2019
Oregon |  | 2017 – 2019
Pennsylvania |  | 2017 – 2019
Rhode Island |  | 2017 – 2019
South Carolina |  | 2017 – 2019
Tennessee |  | 2017 – 2019
Texas |  | 2016 – 2019

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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